Base | Representation |
---|---|
bin | 101110011001… |
… | …011110101100 |
3 | 211212221111001 |
4 | 232121132230 |
5 | 11103203423 |
6 | 1112410044 |
7 | 205245415 |
oct | 56313654 |
9 | 24787431 |
10 | 12162988 |
11 | 6958262 |
12 | 40a6924 |
13 | 269b246 |
14 | 188880c |
15 | 1103cad |
hex | b997ac |
12162988 has 12 divisors (see below), whose sum is σ = 21322840. Its totient is φ = 6070752.
The previous prime is 12162971. The next prime is 12162991. The reversal of 12162988 is 88926121.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208 + ... + 4936.
Almost surely, 212162988 is an apocalyptic number.
It is an amenable number.
12162988 is a deficient number, since it is larger than the sum of its proper divisors (9159852).
12162988 is a wasteful number, since it uses less digits than its factorization.
12162988 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5376 (or 5374 counting only the distinct ones).
The product of its digits is 13824, while the sum is 37.
The square root of 12162988 is about 3487.5475623997. The cubic root of 12162988 is about 229.9747168175.
The spelling of 12162988 in words is "twelve million, one hundred sixty-two thousand, nine hundred eighty-eight".
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